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authorVegard Storheil Eriksen <zyp@jvnv.net>2012-12-11 17:33:56 +0100
committerVegard Storheil Eriksen <zyp@jvnv.net>2012-12-11 17:39:45 +0100
commit8df0bd6997b6c32e93cae81438d0fe97066d9099 (patch)
treefe38d66b9428b86a309a992e6c393007ff76b6d5 /usb
parent7adcd98d562a0c0b6809e0df5772977c985c2cee (diff)
Corrected FIFO buffer size and offset.
Diffstat (limited to 'usb')
-rw-r--r--usb/dwc_otg.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/usb/dwc_otg.h b/usb/dwc_otg.h
index cf4e8d7..636173b 100644
--- a/usb/dwc_otg.h
+++ b/usb/dwc_otg.h
@@ -91,7 +91,7 @@ class USB_otg : public USB_generic {
otg.reg.GRXFSIZ = rxfifo_size >> 2;
buf_end = rxfifo_size >> 2;
- otg.reg.DIEPTXF0 = (buf_end << 16) | (64 >> 2);
+ otg.reg.DIEPTXF0 = ((64 >> 2) << 16) | buf_end;
buf_end += (64 >> 2);
otg.dev_iep_reg[ep].DIEPTSIZ = size;
@@ -104,8 +104,8 @@ class USB_otg : public USB_generic {
}
if(in) {
- otg.reg.DIEPTXF[ep - 1] = (buf_end << 16) | (size >> 2);
- buf_end += (size >> 2);
+ otg.reg.DIEPTXF[ep - 1] = ((size >> 2) << 16) | buf_end;
+ buf_end += size >> 2;
otg.dev_iep_reg[ep].DIEPTSIZ = size;
otg.dev_iep_reg[ep].DIEPCTL = epctl | (1 << 27) | (ep << 22); // SNAK